---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-24180 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 612 13007 0 2420 15110 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:5b:9d:7f brd ff:ff:ff:ff:ff:ff inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe5b:9d7f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24180) 04/18/24 _x86_64_ (4 CPU) 14:56:28 LINUX RESTART (4 CPU) 14:57:02 tps rtps wtps bread/s bwrtn/s 14:58:01 98.44 19.56 78.88 1148.28 22890.63 14:59:01 147.43 21.70 125.73 825.73 30540.51 15:00:01 22.31 0.93 21.38 25.46 17693.18 15:01:01 40.29 1.87 38.43 111.18 20315.55 Average: 77.03 10.98 66.05 525.07 22859.84 14:57:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:58:01 13967572 15529456 2457396 14.96 62228 1702244 802128 4.59 709720 1538788 150384 14:59:01 12372160 14258224 4052808 24.67 76812 1996720 2165392 12.39 2042864 1767552 43736 15:00:01 12547764 14438748 3877204 23.61 77140 2001096 2111332 12.08 1886188 1748748 912 15:01:01 13321876 15474372 3103092 18.89 80344 2255664 820720 4.70 947836 1909176 26400 Average: 13052343 14925200 3372625 20.53 74131 1988931 1474893 8.44 1396652 1741066 55358 14:57:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:58:01 ens3 54.18 37.71 852.00 8.09 0.00 0.00 0.00 0.00 14:58:01 lo 1.69 1.69 0.19 0.19 0.00 0.00 0.00 0.00 14:59:01 ens3 305.68 261.22 2870.12 51.18 0.00 0.00 0.00 0.00 14:59:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:00:01 ens3 402.92 302.67 117.46 114.79 0.00 0.00 0.00 0.00 15:00:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 15:01:01 ens3 209.90 154.12 567.00 42.52 0.00 0.00 0.00 0.00 15:01:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 243.96 189.56 1102.69 54.34 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24180) 04/18/24 _x86_64_ (4 CPU) 14:56:28 LINUX RESTART (4 CPU) 14:57:02 CPU %user %nice %system %iowait %steal %idle 14:58:01 all 20.28 0.00 1.34 4.45 0.06 73.87 14:58:01 0 19.57 0.00 1.39 0.85 0.03 78.16 14:58:01 1 26.49 0.00 1.75 14.72 0.07 56.97 14:58:01 2 19.59 0.00 1.29 0.65 0.05 78.42 14:58:01 3 15.52 0.00 0.91 1.57 0.07 81.93 14:59:01 all 48.26 0.00 1.71 2.82 0.10 47.10 14:59:01 0 60.69 0.00 1.95 0.91 0.10 36.35 14:59:01 1 43.00 0.00 1.46 2.09 0.12 53.33 14:59:01 2 38.93 0.00 1.46 4.67 0.07 54.88 14:59:01 3 50.51 0.00 1.98 3.60 0.10 43.81 15:00:01 all 62.01 0.00 1.91 0.75 0.10 35.24 15:00:01 0 67.80 0.00 1.85 0.02 0.10 30.24 15:00:01 1 60.62 0.00 2.01 0.05 0.10 37.22 15:00:01 2 63.39 0.00 1.72 2.78 0.10 32.02 15:00:01 3 56.17 0.00 2.08 0.17 0.12 41.47 15:01:01 all 30.95 0.00 1.51 4.33 0.07 63.13 15:01:01 0 29.34 0.00 1.12 3.25 0.07 66.23 15:01:01 1 25.35 0.00 1.79 5.96 0.07 66.84 15:01:01 2 28.21 0.00 1.24 7.75 0.07 62.73 15:01:01 3 40.91 0.00 1.87 0.40 0.08 56.73 Average: all 40.43 0.00 1.62 3.08 0.08 54.78 Average: 0 44.42 0.00 1.58 1.26 0.08 52.67 Average: 1 38.90 0.00 1.75 5.67 0.09 53.58 Average: 2 37.57 0.00 1.43 3.97 0.07 56.96 Average: 3 40.83 0.00 1.71 1.43 0.09 55.93